The MiaDonna simulated diamond hybrid is the world's diamond equivalent to the cultured pearl. Our simulated diamond is composed of a non-precious core stone that we call the seed. Using diamond infusion we apply a layer of man made diamond crystals to the outer layer of the seed.

The diamond crystals infuse into the upper layers of the seed and with each other to give the MiaDonna simulated diamond hybrid an outer layer that is an infusion of man made diamond crystals. This is not a film or a polished diamond coating. Our outer layer of lab created diamond will never wear off or detach from the seed.

Shop Engagement Rings NowMiaDonna simulated diamonds are “Optically identical” to the finest earth mined diamonds!
 

Properties MiaDonna Diamond CZ Summary
Color D to F Colorless D colorless but does show yellows and greens under UV light. MiaDonna is not only optically identical to the finest earth mined diamonds, but throws the identical colors as earth mined diamonds both under short and longwave UV lights.
Cut Ideal Hearts and Arrows cut. Superior New Technology CZ can cut very good and by hand. MiaDonna simulated diamonds grade excellent to very good on the AGS cutting scale and are cut just like earth mined diamonds. CZ’s cut is determined on how a company is going to market it.
Index of refraction Excellent 2.42. The same as a Natural Diamond. Index of refraction Avg, 2.15 Inferior refraction of light with a glassy appearance. MiaDonna is the only simulated diamond that has the identical index of refraction as an earth mined diamond.
Fire/Light Dispersion Excellent 0.044 Identical to a natural diamond. 0.066 Glassy and is see through. MiaDonna is the only simulated diamond that has the identical Fire/Light dispersion of an earth mined diamond.
Clarity Internally Flawless to VS2. Internally Flawless. See through like glass. MiaDonna simulated diamonds are graded by a global gem lab and are guaranteed to come back with a VS2 or better grading, Averaging VVS1.
Outer layer Hardness 9.6 to 9.7 8.5 The overall hardness of a MiaDonna including the core stone is 9.1.
Cuts Glass Yes Yes Glass has a hardness of 5.5 on the Mohs scale. CZ is 8.5 and cuts glass. Cutting glass is not a good qualifier to indentify quality products.
Polish/Symmetry By diamond powder. Excellent. By diamond powder. Varies. Varies MiaDonna diamond simulants have perfect symmetry and polish.
Lasting Ability The beauty of a MiaDonna will not change. CZ will fade, cloud and change. The MiaDonna Diamond is guaranteed never to change color, fade or chip.

All the MiaDonna Diamond Simulants prove this by providing every order with a card from a independent Gem Lab. Click here to found out why MiaDonna’s third party grading report is so important?

Shop Engagement Rings NowMiaDonna’s Charitable Difference!

Please visit TheGreenerDiamond.org to see how your decision to buy from MiaDonna is allowing us to create a foundation designed to inform consumers and aid in rebuilding the lives and land of those that have given so much to satisfy the western worlds love affair with diamonds.

We at MiaDonna and The Greener Diamond would like to thank our founding endorsees John Littlefield from ABC's Extreme Makeover Home Edition and Super Model, Nnenna Agba, from America's Next Top Model for their support.

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